Home / 669,019.64-1,003,952.51-349,747.71

Finding the Fourth Proportional to 669,019.64, 1,003,952.51 and 349,747.71

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Solution

The fourth proportional to 669,019.64, 1,003,952.51 and 349,747.71 is: 524,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,019.64 : 1,003,952.51 = 349,747.71 : x
  2. Step 2: Convert to fraction form
    669,019.64/1,003,952.51 = 349,747.71/x
  3. Step 3: Cross multiply
    669,019.64x = 1,003,952.51 × 349,747.71
  4. Step 4: Simplify right side
    669,019.64x = 351,130,091,321.25
  5. Step 5: Solve for x
    x = 351,130,091,321.25/669,019.64
  6. Step 6: Final answer
    x = 524,842.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.